Finding the Third Proportional to 3,824.81 and 8,207.63
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Solution
The third proportional to 3,824.81 and 8,207.63 is: 17,612.66
Step by Step Solution
- Step 1: Write the proportion equation
3,824.81 : 8,207.63 = 8,207.63 : x - Step 2: Convert to fraction form
3,824.81/8,207.63 = 8,207.63/x - Step 3: Cross multiply
3,824.81x = 8,207.63 × 8,207.63 - Step 4: Simplify right side
3,824.81x = 67,365,108.14 - Step 5: Solve for x
x = 67,365,108.14/3,824.81 - Step 6: Final answer
x = 17,612.66
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.